<template>
  <a-modal :title='title' :width='1100' :visible='visible' :confirmLoading='confirmLoading' @cancel='handleCancel'
    @ok="handleOk" :cancel-text="disableSubmit ? '关闭' : '取消'"
    :ok-button-props="{ style: { display: disableSubmit ? 'none' : 'inline-block' } }">


    <div :style="{ width: '100%', border: '1px solid #e9e9e9', padding: '10px 16px', background: '#fff', }">
      <a-spin :spinning="confirmLoading">
        <a-form-model ref="form" :model="model" :rules="validatorRules">
          <div class="formItemView">

            <a-form-model-item label="菜单类型" :labelCol="labelCol" :wrapperCol="wrapperCol">
              <a-radio-group @change="onChangeMenuType" v-model="model.menuType">
                <a-radio :value="0">一级菜单</a-radio>
                <a-radio :value="1">子菜单</a-radio>
                <a-radio :value="2">按钮/权限</a-radio>
              </a-radio-group>
            </a-form-model-item>

            <a-form-model-item :labelCol="labelCol" :wrapperCol="wrapperCol" :label="menuLabel" prop="name" hasFeedback>
              <a-input placeholder="请输入菜单名称" v-model="model.name" :readOnly="disableSubmit" />
            </a-form-model-item>


            <a-form-model-item v-show="model.menuType != 0" label="上级菜单" :labelCol="labelCol" :wrapperCol="wrapperCol"
              :validate-status="validateStatus" :hasFeedback="true" :required="true">
              <span slot="help">{{ validateStatus == 'error' ? '请选择上级菜单' : '&nbsp;&nbsp;' }}</span>
              <a-tree-select style="width:100%" :dropdownStyle="{ maxHeight: '200px', overflow: 'auto' }"
                :treeData="treeData" v-model="model.parentId" placeholder="请选择父级菜单" :disabled="disableSubmit"
                @change="handleParentIdChange">
              </a-tree-select>
            </a-form-model-item>

            <a-form-model-item :labelCol="labelCol" :wrapperCol="wrapperCol" prop="url" label="菜单路径">
              <a-input placeholder="请输入菜单路径" v-model="model.url" :readOnly="disableSubmit" />
            </a-form-model-item>

            <a-form-model-item v-show="show" :labelCol="labelCol" :wrapperCol="wrapperCol" prop="component"
              label="前端组件">
              <a-input placeholder="请输入前端组件" v-model="model.component" :readOnly="disableSubmit" />
            </a-form-model-item>

            <a-form-model-item v-show="model.menuType == 0" :labelCol="labelCol" :wrapperCol="wrapperCol"
              label="默认跳转地址">
              <a-input placeholder="请输入路由参数 redirect" v-model="model.redirect" :readOnly="disableSubmit" />
            </a-form-model-item>

            <a-form-model-item v-show="!show" :labelCol="labelCol" :wrapperCol="wrapperCol" prop="perms" label="授权标识">
              <a-input placeholder="请输入授权标识, 如: user:list" v-model="model.perms" :readOnly="disableSubmit" />
            </a-form-model-item>

            <a-form-model-item v-show="!show" :labelCol="labelCol" :wrapperCol="wrapperCol" label="授权策略">
              <j-dict-select-tag v-model="model.permsType" placeholder="请选择授权策略" :type="'radio'"
                dictCode="global_perms_type" />


            </a-form-model-item>
            <a-form-model-item v-show="!show" :labelCol="labelCol" :wrapperCol="wrapperCol" label="状态">
              <j-dict-select-tag v-model="model.status" placeholder="请选择状态" :type="'radio'" dictCode="valid_status" />

            </a-form-model-item>

            <a-form-model-item v-show="show" :labelCol="labelCol" :wrapperCol="wrapperCol" label="菜单图标">
              <a-input placeholder="点击选择图标" v-model="model.icon" :readOnly="disableSubmit">
                <a-icon slot="addonAfter" type="setting" @click="selectIcons" />
              </a-input>
            </a-form-model-item>

            <a-form-model-item v-show="show" :labelCol="labelCol" :wrapperCol="wrapperCol" prop="sortNo" label="排序">
              <a-input-number placeholder="请输入菜单排序" v-model="model.sortNo" style="width: 200px"
                :readOnly="disableSubmit" />
            </a-form-model-item>

            <a-form-model-item v-show="show" :labelCol="labelCol" :wrapperCol="wrapperCol" label="是否路由菜单">
              <a-switch checkedChildren="是" unCheckedChildren="否" v-model="model.route" />
            </a-form-model-item>

            <a-form-model-item v-show="show" :labelCol="labelCol" :wrapperCol="wrapperCol" label="隐藏路由">
              <a-switch checkedChildren="是" unCheckedChildren="否" v-model="model.hidden" />
            </a-form-model-item>

            <a-form-model-item v-show="show" :labelCol="labelCol" :wrapperCol="wrapperCol" label="是否缓存路由">
              <a-switch checkedChildren="是" unCheckedChildren="否" v-model="model.keepAlive" />
            </a-form-model-item>


            <a-form-model-item v-show="show" :labelCol="labelCol" :wrapperCol="wrapperCol" label="聚合路由">
              <a-switch checkedChildren="是" unCheckedChildren="否" v-model="model.alwaysShow" />
            </a-form-model-item>

            <a-form-model-item v-show="show" :labelCol="labelCol" :wrapperCol="wrapperCol" label="打开方式">
              <a-switch checkedChildren="外部" unCheckedChildren="内部" v-model="model.internalOrExternal" />
            </a-form-model-item>
          </div>
        </a-form-model>

        <!-- 选择图标 -->
        <icons @choose="handleIconChoose" @close="handleIconCancel" :iconChooseVisible="iconChooseVisible"></icons>
      </a-spin>
    </div>
  </a-modal>
</template>

<script>
import { addPermission, editPermission, queryTreeList, duplicateCheck } from '@/api/api'
import Icons from './icon/Icons'

export default {
  name: "PermissionModal",
  components: { Icons },
  data() {
    return {
      drawerWidth: 700,
      treeData: [],
      title: "操作",
      visible: false,
      disableSubmit: false,
      model: {},
      show: true,//根据菜单类型，动态显示隐藏表单元素
      menuLabel: '菜单名称',
      labelCol: {
        xs: { span: 24 },
        sm: { span: 7 },
      },
      wrapperCol: {
        xs: { span: 24 },
        sm: { span: 16 },
      },
      confirmLoading: false,
      iconChooseVisible: false,
      validateStatus: ""
    }
  },
  computed: {
    validatorRules: function () {
      return {
        name: [{ required: true, message: '请输入菜单标题!' }],
        component: [{ required: this.show, message: '请输入前端组件!' }],
        url: [{ required: this.show, message: '请输入菜单路径!' }],
        permsType: [{ required: true, message: '请输入授权策略!' }],
        perms: [{ required: false, message: '请输入授权标识!' }, { validator: this.validatePerms }]
      }
    }
  },
  created() {
  },
  methods: {
    loadTree() {
      var that = this;
      queryTreeList().then((res) => {
        if (res.success) {
          console.log(res)
          that.treeData = [];
          let treeList = res.result.treeList
          for (let a = 0; a < treeList.length; a++) {
            let temp = treeList[a];
            temp.isLeaf = temp.leaf;
            that.treeData.push(temp);
          }
        }
      });
    },
    add() {
      //初始化默认值
      this.edit({ status: '1', permsType: '1', sortNo: 1.0, route: true, menuType: 0 });
    },
    edit(record) {
      this.resetScreenSize(); // 调用此方法,根据屏幕宽度自适应调整抽屉的宽度
      this.model = Object.assign({}, record);

      //根据菜单类型，动态展示页面字段
      console.log('record: ', record)
      this.show = record.menuType == 2 ? false : true;
      this.menuLabel = record.menuType == 2 ? '按钮/权限' : '菜单名称';

      this.visible = true;
      this.loadTree();
    },
    close() {
      this.$emit('close');
      this.disableSubmit = false;
      this.visible = false;
      this.$refs.form.resetFields();
    },
    handleOk() {
      const that = this;
      // 触发表单验证
      this.$refs.form.validate(valid => {
        if (valid) {
          if ((this.model.menuType == 1 || this.model.menuType == 2) && !this.model.parentId) {
            that.validateStatus = 'error';
            that.$message.error("请检查你填的类型以及信息是否正确！");
            return;
          } else {
            that.validateStatus = 'success';
          }
          that.confirmLoading = true;
          let obj;
          if (!this.model.id) {
            obj = addPermission(this.model);
          } else {
            obj = editPermission(this.model);
          }
          obj.then((res) => {
            if (res.success) {
              that.$message.success(res.message);
              that.$emit('ok');
            } else {
              that.$message.warning(res.message);
            }
          }).finally(() => {
            that.confirmLoading = false;
            that.close();
          });
        } else {
          return false;
        }
      })
    },
    handleCancel() {
      this.close()
    },
    validateNumber(rule, value, callback) {
      if (!value || new RegExp(/^[0-9]*[1-9][0-9]*$/).test(value)) {
        callback();
      } else {
        callback("请输入正整数!");
      }
    },
    validatePerms(rule, value, callback) {
      if (value && value.length > 0) {
        //校验授权标识是否存在
        var params = {
          tableName: 'sys_permission',
          fieldName: 'perms',
          fieldVal: value,
          dataId: this.model.id
        };
        duplicateCheck(params).then((res) => {
          if (res.success) {
            callback()
          } else {
            callback("授权标识已存在!")
          }
        })
      } else {
        callback()
      }
    },
    onChangeMenuType(e) {
      if (this.model.menuType == 2) {
        this.show = false;
        this.menuLabel = '按钮/权限';
      } else {
        this.show = true;
        this.menuLabel = '菜单名称';
      }
      this.$nextTick(() => {
        this.$refs.form.validateField(['url', 'component']);
      });
    },
    selectIcons() {
      this.iconChooseVisible = true
    },
    handleIconCancel() {
      this.iconChooseVisible = false
    },
    handleIconChoose(value) {
      console.log(value)
      this.model.icon = value
      this.iconChooseVisible = false
    },
    // 根据屏幕变化,设置抽屉尺寸
    resetScreenSize() {
      let screenWidth = document.body.clientWidth;
      if (screenWidth < 500) {
        this.drawerWidth = screenWidth;
      } else {
        this.drawerWidth = 700;
      }
    },
    handleParentIdChange(value) {
      if (!value) {
        this.validateStatus = "error"
      } else {
        this.validateStatus = "success"
      }
    }
  }
}
</script>
<style lang='less' scoped>
.formItemView {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;

  .ant-form-item {
    width: 45%;
  }
}
</style>